EP1974190A4 - Night vision compatible display backlight - Google Patents

Night vision compatible display backlight

Info

Publication number
EP1974190A4
EP1974190A4 EP07709871A EP07709871A EP1974190A4 EP 1974190 A4 EP1974190 A4 EP 1974190A4 EP 07709871 A EP07709871 A EP 07709871A EP 07709871 A EP07709871 A EP 07709871A EP 1974190 A4 EP1974190 A4 EP 1974190A4
Authority
EP
European Patent Office
Prior art keywords
night vision
display backlight
compatible display
vision compatible
backlight
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP07709871A
Other languages
German (de)
French (fr)
Other versions
EP1974190A2 (en
Inventor
Peter A Zagar
Thaddeus Raymond Ulijasz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Astronautics Corp of America
Original Assignee
Astronautics Corp of America
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Astronautics Corp of America filed Critical Astronautics Corp of America
Publication of EP1974190A2 publication Critical patent/EP1974190A2/en
Publication of EP1974190A4 publication Critical patent/EP1974190A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
    • G01D11/28—Structurally-combined illuminating devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Arrangement of adaptations of instruments
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • B60K2360/33—
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133626—Illuminating devices providing two modes of illumination, e.g. day-night
EP07709871A 2006-01-24 2007-01-24 Night vision compatible display backlight Withdrawn EP1974190A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/338,314 US7525611B2 (en) 2006-01-24 2006-01-24 Night vision compatible display backlight
PCT/US2007/002065 WO2007087409A2 (en) 2006-01-24 2007-01-24 Night vision compatible display backlight

Publications (2)

Publication Number Publication Date
EP1974190A2 EP1974190A2 (en) 2008-10-01
EP1974190A4 true EP1974190A4 (en) 2010-03-17

Family

ID=38285317

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07709871A Withdrawn EP1974190A4 (en) 2006-01-24 2007-01-24 Night vision compatible display backlight

Country Status (6)

Country Link
US (1) US7525611B2 (en)
EP (1) EP1974190A4 (en)
JP (1) JP4940247B2 (en)
CA (1) CA2637666C (en)
IL (1) IL192951A (en)
WO (1) WO2007087409A2 (en)

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US8886047B2 (en) 2008-09-05 2014-11-11 Ketra, Inc. Optical communication device, method and system
US9276766B2 (en) 2008-09-05 2016-03-01 Ketra, Inc. Display calibration systems and related methods
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US8471496B2 (en) * 2008-09-05 2013-06-25 Ketra, Inc. LED calibration systems and related methods
US10210750B2 (en) 2011-09-13 2019-02-19 Lutron Electronics Co., Inc. System and method of extending the communication range in a visible light communication system
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US8480281B2 (en) 2009-10-05 2013-07-09 American Panel Corporation NVIS compatible backlight device and LCD using the same
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US9390650B2 (en) * 2013-08-30 2016-07-12 L-3 Communications Corporation Night vision compatible display
US9736895B1 (en) 2013-10-03 2017-08-15 Ketra, Inc. Color mixing optics for LED illumination device
US10191212B2 (en) 2013-12-02 2019-01-29 Manufacturing Resources International, Inc. Expandable light guide for backlight
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US10527276B2 (en) 2014-04-17 2020-01-07 Manufacturing Resources International, Inc. Rod as a lens element for light emitting diodes
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US9927562B2 (en) 2014-05-30 2018-03-27 Cevians Llc NVIS color filter and a liquid crystal display device including the same
US10161786B2 (en) 2014-06-25 2018-12-25 Lutron Ketra, Llc Emitter module for an LED illumination device
US9392663B2 (en) 2014-06-25 2016-07-12 Ketra, Inc. Illumination device and method for controlling an illumination device over changes in drive current and temperature
US9736903B2 (en) 2014-06-25 2017-08-15 Ketra, Inc. Illumination device and method for calibrating and controlling an illumination device comprising a phosphor converted LED
US9557214B2 (en) 2014-06-25 2017-01-31 Ketra, Inc. Illumination device and method for calibrating an illumination device over changes in temperature, drive current, and time
US9510416B2 (en) 2014-08-28 2016-11-29 Ketra, Inc. LED illumination device and method for accurately controlling the intensity and color point of the illumination device over time
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US9237612B1 (en) 2015-01-26 2016-01-12 Ketra, Inc. Illumination device and method for determining a target lumens that can be safely produced by an illumination device at a present temperature
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JP2017044971A (en) * 2015-08-28 2017-03-02 オリンパス株式会社 Microscope system, and method and program for controlling the same
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US10356963B2 (en) * 2016-04-08 2019-07-16 Shenzhen China Star Optoelectronics Technology Co., Ltd. Ultrathin LCD module and liquid crystal display
CN107045854A (en) * 2017-05-04 2017-08-15 中航华东光电有限公司 The OLED display method compatible with night vision imaging device
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See also references of WO2007087409A2 *

Also Published As

Publication number Publication date
US7525611B2 (en) 2009-04-28
CA2637666C (en) 2013-12-24
JP4940247B2 (en) 2012-05-30
JP2009524911A (en) 2009-07-02
WO2007087409A2 (en) 2007-08-02
EP1974190A2 (en) 2008-10-01
IL192951A0 (en) 2009-02-11
WO2007087409B1 (en) 2008-05-02
CA2637666A1 (en) 2007-08-02
US20070171623A1 (en) 2007-07-26
IL192951A (en) 2011-11-30
WO2007087409A3 (en) 2008-03-20

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